217561668

素因数分解:

$2^2\times 3^1\times {\mathrm{127}}^1\times {\mathrm{142757}}^1$

素因数の和:142891

約数の個数: 24

約数和(自身を含む): 511644672

約数和(自身を除く): 294083004

約数列:

[1, 2, 3, 4, 6, 12, 127, 254, 381, 508, 762, 1524, 142757, 285514, 428271, 571028, 856542, 1713084, 18130139, 36260278, 54390417, 72520556, 108780834, 217561668]

約数ペア:

[(1, 217561668), (2, 108780834), (3, 72520556), (4, 54390417), (6, 36260278), (12, 18130139), (127, 1713084), (254, 856542), (381, 571028), (508, 428271), (762, 285514), (1524, 142757)]